How does weak background radiation coming from every direction in the sky support the Big Bang Theory?(1 point)

Responses

It provides evidence of the universe's decreasing mass.
It provides evidence of the universe's decreasing mass.

It provides evidence of universe contraction.
It provides evidence of universe contraction.

It provides evidence of the universe's increasing mass.
It provides evidence of the universe's increasing mass.

It provides evidence of universe expansion.

1 answer

The weak background radiation coming from every direction in the sky supports the Big Bang Theory because:

It provides evidence of universe expansion.

This radiation, known as cosmic microwave background (CMB) radiation, is a remnant of the hot, dense state of the early universe and indicates that the universe has been expanding since the Big Bang.